diff options
Diffstat (limited to '')
-rw-r--r-- | src/pybind/mgr/volumes/fs/operations/snapshot_util.py | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/pybind/mgr/volumes/fs/operations/snapshot_util.py b/src/pybind/mgr/volumes/fs/operations/snapshot_util.py new file mode 100644 index 000000000..c09caade0 --- /dev/null +++ b/src/pybind/mgr/volumes/fs/operations/snapshot_util.py @@ -0,0 +1,32 @@ +import os +import errno + +import cephfs + +from ..exception import VolumeException + + +def mksnap(fs, snappath): + """ + Create a snapshot, or do nothing if it already exists. + """ + try: + # snap create does not accept mode -- use default + fs.mkdir(snappath, 0o755) + except cephfs.ObjectExists: + return + except cephfs.Error as e: + raise VolumeException(-e.args[0], e.args[1]) + + +def rmsnap(fs, snappath): + """ + Remove a snapshot + """ + try: + fs.stat(snappath) + fs.rmdir(snappath) + except cephfs.ObjectNotFound: + raise VolumeException(-errno.ENOENT, "snapshot '{0}' does not exist".format(os.path.basename(snappath))) + except cephfs.Error as e: + raise VolumeException(-e.args[0], e.args[1]) |